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Ransomware Research
BadBlock Ransomware
BadBlock is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- BadBlock
- First Seen
- May 1, 2016
How BadBlock Ransomware Works
Ransom Note and Payment Demands
After encrypting files, BadBlock displays ransom notes demanding payment for file recovery:
Help Decrypt.html
Ransom message:
notes/Help Decrypt.html
Note locations:
EveryFolder
Ransom message:
notes/note.txt
Note locations:
Login
Technical Indicators
Associated Executable Files
The following executable files are associated with BadBlock ransomware:
BadBlock
badransom.ex_
badblock.exe
192389573
badransom.exe
badblock.exe.exe
Elastio Can Help You
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About This Analysis
This BadBlock ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like BadBlock.
Last updated: September 30, 2025
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